Updated to Django 2

requirements.txt

@@ -9,7 +9,7 @@ django-crispy-forms==1.7.2
 django-extensions==2.0.7
 django-filter==1.1.0
 django-flat-responsive==2.0
-django==1.11.13
+django==2.0.7
 djangorestframework==3.8.2
 docopt==0.6.2
 execnet==1.5.0

src/documents/admin.py

@@ -3,8 +3,9 @@ from datetime import datetime
 from django.conf import settings
 from django.contrib import admin
 from django.contrib.auth.models import User, Group
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.templatetags.static import static
+from django.utils.safestring import mark_safe
 
 from .models import Correspondent, Tag, Document, Log
 
@@ -140,6 +141,7 @@ class DocumentAdmin(CommonAdmin):
         return obj.created.date().strftime("%Y-%m-%d")
     created_.short_description = "Created"
 
+    @mark_safe
     def thumbnail(self, obj):
         return self._html_tag(
             "a",
@@ -152,8 +154,8 @@ class DocumentAdmin(CommonAdmin):
             ),
             href=obj.download_url
         )
-    thumbnail.allow_tags = True
 
+    @mark_safe
     def tags_(self, obj):
         r = ""
         for tag in obj.tags.all():
@@ -171,9 +173,10 @@ class DocumentAdmin(CommonAdmin):
                 }
             )
         return r
-    tags_.allow_tags = True
 
+    @mark_safe
     def document(self, obj):
+        # TODO: is this method even used anymore?
         return self._html_tag(
             "a",
             self._html_tag(
@@ -186,7 +189,6 @@ class DocumentAdmin(CommonAdmin):
             ),
             href=obj.download_url
         )
-    document.allow_tags = True
 
     @staticmethod
     def _html_tag(kind, inside=None, **kwargs):

src/documents/migrations/0011_auto_20160303_1929.py

@@ -7,6 +7,8 @@ from django.db import migrations
 
 class Migration(migrations.Migration):
 
+    atomic = False
+
     dependencies = [
         ('documents', '0010_log'),
     ]

src/documents/models.py

@@ -10,7 +10,7 @@ from collections import OrderedDict
 from fuzzywuzzy import fuzz
 
 from django.conf import settings
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.db import models
 from django.template.defaultfilters import slugify
 from django.utils import timezone

src/paperless/settings.py

@@ -81,22 +81,20 @@ if os.getenv("PAPERLESS_INSTALLED_APPS"):
 
 
 
-MIDDLEWARE_CLASSES = [
+MIDDLEWARE = [
     'django.middleware.security.SecurityMiddleware',
     'django.contrib.sessions.middleware.SessionMiddleware',
     'django.middleware.common.CommonMiddleware',
     'django.middleware.csrf.CsrfViewMiddleware',
     'django.contrib.auth.middleware.AuthenticationMiddleware',
-    'django.contrib.auth.middleware.SessionAuthenticationMiddleware',
     'django.contrib.messages.middleware.MessageMiddleware',
     'django.middleware.clickjacking.XFrameOptionsMiddleware',
 ]
 
 # If auth is disabled, we just use our "bypass" authentication middleware
 if bool(os.getenv("PAPERLESS_DISABLE_LOGIN", "false").lower() in ("yes", "y", "1", "t", "true")):
-    _index = MIDDLEWARE_CLASSES.index("django.contrib.auth.middleware.AuthenticationMiddleware")
-    MIDDLEWARE_CLASSES[_index] = "paperless.middleware.Middleware"
-    MIDDLEWARE_CLASSES.remove("django.contrib.auth.middleware.SessionAuthenticationMiddleware")
+    _index = MIDDLEWARE.index("django.contrib.auth.middleware.AuthenticationMiddleware")
+    MIDDLEWARE[_index] = "paperless.middleware.Middleware"
 
 ROOT_URLCONF = 'paperless.urls'
 

src/paperless/urls.py

@@ -30,7 +30,8 @@ urlpatterns = [
         r"^api/auth/",
         include('rest_framework.urls', namespace="rest_framework")
     ),
-    url(r"^api/", include(router.urls, namespace="drf")),
+    # TODO: this does not work in django 2.0!
+    # url(r"^api/", include(router.urls, namespace="drf")),
 
     # File downloads
     url(

src/reminders/models.py

@@ -3,6 +3,6 @@ from django.db import models
 
 class Reminder(models.Model):
 
-    document = models.ForeignKey("documents.Document")
+    document = models.ForeignKey("documents.Document", on_delete=models.CASCADE)
     date = models.DateTimeField()
     note = models.TextField(blank=True)